Merge meca into threading
Keep main same as threading
Add class Material and CurrentCalculator
One change is that: calculate VCM as [theta * theta * J + phi * phi * J] (= r x J x r), or can't get result of same meaning as MECA
Edited by yuan
Keep main same as threading
Add class Material and CurrentCalculator
One change is that: calculate VCM as [theta * theta * J + phi * phi * J] (= r x J x r), or can't get result of same meaning as MECA